Mobile App Development
- Flutter Android/iOS apps
- Android native Kotlin
- App UI slicing from Figma
- API integration
- State management
- Firebase integration
- Play Store release support
Personal Profile
Hedy SimamoraSoftware Engineer
Indonesia (Remote) • Mobile • Web • Backend
Hedy Simamora is a full-stack software engineer who has been building and shipping products since 2014. He started his career that year and has grown by working across mobile, web, and backend, turning ideas from Figma and Zeplin into real applications. He enjoys taking products from zero to production and then iterating until they feel fast, stable, and easy to use. He works comfortably across mobile (Flutter, native Android/Kotlin), web (Vue, React, TypeScript, and Flutter Web), and backend services with Kotlin and Spring Boot. Hedy connects the whole stack end-to-end so the user experience is consistent, and he focuses on clean architecture, performance, and code that stays maintainable as products scale.
Technical Focus
From Figma and Zeplin to working UI code, especially for Flutter and Nuxt web.
Production-ready mobile apps with Flutter and native Android (Kotlin).
Reusable Flutter components, design-aligned UI, and bug fixing workflows.
Scalable web applications using Nuxt, Vue, React, and TypeScript.
Backend APIs and services with Kotlin and Spring Boot.
Stack & Tools
FlutterDartAndroidKotlinSpring BootNuxtVue 3ReactTypeScriptTailwind CSSFlutter WebFigmaZeplinREST APISystem Integration
Services
Hedy delivers full-stack engineering services with clear scope and strong execution. Whether you need mobile, web, backend, or ongoing support, he can help move your product forward.
Web Development
- React + TypeScript web apps
- Vue 3 + TypeScript web apps
- Nuxt SEO-friendly websites
- Landing pages / company profiles
- Admin dashboards
- Responsive design with Tailwind CSS
Backend Development
- Spring Boot with Kotlin/Java
- REST API development
- Authentication & authorization
- Database integration
- Third-party API integration
- Clean architecture backend structure
Maintenance & Refactor
- Fix bugs
- Improve performance
- Clean code refactor
- Migrate Vue SPA to Nuxt
- Improve SEO for existing websites
Experience
Selected companies and products where Hedy contributed—focused on real work shipped in mobile, web, and backend systems.
OY! Indonesia
Android Developer
- Worked as part of the Android team building OY!, a financial application that simplifies bank transfers and helps users explore financial products.
- Contributed to payment flows, chat functionality, and social features, focusing on stability, performance, and a smooth mobile experience.
Pistarlabs
Android Developer
- Built Android applications for various business and government clients.
- Delivered and maintained production-ready apps such as Zulu, DynedPlus, and PlayOut, handling feature development, bug fixes, and performance improvements in real-world environments.
Jati Piranti Solusindo, PT
Java Developer
- Joined a banking project for Bank Danamon to help develop a unit trust system.
- Worked with a J2EE stack using Spring, MyBatis, ZKOSS, and Oracle, contributing to backend services and supporting enterprise-level financial workflows.
L7 Systems
Software Engineer
- Contributed to the development of VENDIS software for Salesforce and workforce management systems.
- Worked on automation and control features, helping deliver reliable software tailored to operational business needs.
HaloDoc
Android Developer
- Part of the Android team working on HaloDoc for Pharma, building and maintaining features that support pharmaceutical partners within the HaloDoc ecosystem.
- Contributed to feature development, performance improvements, and ensuring a reliable mobile experience.
Moolahgo
Mobile Developer
- Worked as a mobile developer building a fintech application using Flutter.
- Focused on developing core financial features, improving app performance, and ensuring a secure and smooth user experience for digital financial services.
Astra Digital
Android Developer
- Contributed as an Android developer to the CariParkir application, helping users find and manage parking more efficiently.
- Worked on feature development, UI improvements, and performance optimization to deliver a reliable and user-friendly mobile experience.
DKATALIS
Software Engineer
- Worked on the Bank Jago application, contributing to both frontend and backend internal services.
- Involved in feature development, system integration, and maintaining internal service reliability to support a scalable digital banking ecosystem.
Warisantara
Software Engineer
- Currently working as a software engineer at Warisantara, focusing on developing cultural and educational applications.
- Building solutions that preserve and promote Indonesian cultural heritage through technology.
Codigo
Android Developer
- Worked as an Android developer on a video streaming application, building and maintaining core features to support smooth media playback and user engagement.
- Focused on performance optimization and delivering a seamless viewing experience.
CT Corp
Mobile Engineer
- Served as a mobile engineer responsible for designing and structuring the application architecture.
- Contributed to building scalable mobile solutions with a strong emphasis on clean code principles, modular structure, and long-term maintainability.
AAUI
Android Developer
- Developed the AAUI e-Certification mobile application, a digital platform enabling insurance agents to complete certification processes directly via Android devices.
- Focused on delivering a reliable and secure mobile experience to support professional accreditation workflows.
Adira
Android Developer
- Worked as an Android developer on the ZCourse Zurich Insurance mobile application.
- Contributed to feature implementation and application improvements, ensuring a stable and user-friendly learning experience for insurance professionals.
Projects
A focused selection of products with real-world stacks.
Silsilah Web
@silsilah-web
A web-based platform for exploring and visualizing family tree structures directly from the browser.
WebCultureFamily TreeGenealogy
VueTypescriptSpring BootKotlin
Tarombo Batak
@tarombo-batak
A family tree application based on the patrilineal lineage of the Batak ethnic group. Helps preserve kinship relationships rooted in the Dalihan Na Tolu philosophy.
MobileCultureFamily TreeGenealogy
FlutterDartSpring BootKotlin
Aksara Web
@aksara-web
A web-based platform for exploring and converting Indonesian traditional scripts directly from the browser.
WebCultureScriptWriting System
VueTypescriptSpring BootKotlinFlutterDart
Aksara Batak
@aksara-batak
An editor and sharing platform for Batak scripts (Toba, Karo, Pakpak, Simalungun, Mandailing). Supports digital preservation of traditional writing systems.
MobileCultureEducation
FlutterDartSpring BootKotlin
Warisan Nusantara
@warisan-nusantara
A cultural content platform featuring local Indonesian heritage: articles, folklore, and documentation of intangible cultural heritage from across the archipelago.
WebCultureEducation
VueTypescript
Others
See more projects in the full portfolio.
Go to Portfolio
Contact
Let’s connect. Feel free to reach out through any of the platforms below.